Guinea is often subdivided into . Lower Guinea  and  Upper Guinea . Lower Guinea is one of the most densely populated regions of Africa, covering southern Nigeria, Benin, Togo and stretching into Ghana.
Definitions for hysteroscopy. hysteroscopy(noun) visual examination of the uterus and uterine lining using an endoscope inserted through the vagina. hysteroscopy(Noun) The examination of the uterus using a hysteroscope.
Hygroscopy (etymology and pronunciation) is the ability of a substance to attract and hold water molecules from the surrounding environment.he seeds of some grasses have hygroscopic extensions that bend with changes in humidity, enabling them to disperse over the ground. An example is Needle-and-Thread, Hesperostipa comata. Each seed has an awn that twists several turns when the seed is released.